Protective Cover for Electronice Device

1. An accessory device comprising: a first area having a first front surface configured to mount to a rear surface of a first electronic device, the first area being bendable, wherein the first area includes at least two reinforcement portions; a second area rotatably coupled to a first edge of the first area, the second area having a second front surface configured to mount to a rear surface of a second electronic device; a third area rotatably coupled to a second edge of the first area; and a first magnet member and a second magnet member facing the first magnet member; wherein when the first area is bent: the second area rotates about the first edge, a portion of the first front surface smaller than an entire first front surface supports the first electronic device, and the third area rotates about the second edge so that a portion of the third area is in overlapping contact with a portion of the second area, forming a cradle for the first electronic device, wherein the first area includes at least one connection portion for bending the first area, wherein an angle of the cradle is adjusted by movement of a magnetic force generated from the first and second magnet members, wherein the first magnet member is included inside the second area, wherein the second magnet member is included inside the third area facing the first magnet member, and configured to adjust a cradling angle of the cradle by facing the first magnet member and sliding under the first magnet member, wherein a magnetic force generator of the accessory device includes the first magnet member and the second magnet member facing the first magnet member, and wherein the cradling angle is adjusted by sliding movement of a magnetic force generated from the first and second magnet members.

2. The accessory device of claim 1 , further comprising at least one connection portion for bendably interconnecting the at least two reinforcement portions of the first area.

3. The accessory device of claim 1 , further comprising a rotation connector among the first, second, and third areas, for rotating the first, second, and third areas.

4. The accessory device of claim 1 , wherein a part of the first area is detachably attached to the rear surface of the electronic device to which the first area is configured to be mounted.

5. The accessory device of claim 1 , wherein at least one of the first area and the second area includes at least one of an engagement portion and a detachable member that are configured to attach or detach to an electronic device.

6. The accessory device of claim 5 , wherein the detachable member includes a detachable hook attached to or detached from an outer periphery of the electronic device.

7. The accessory device of claim 1 , wherein the first area is mounted to the first electronic device and the second area is mounted to the second electronic device.

8. The accessory device of claim 7 , wherein the second electronic device is configured to be one of a keyboard, a sensor pattern, a conductive pattern, an antenna, a wireless charging circuit, a display, a battery cover, and a protection cover.

9. The accessory device of claim 1 , further comprising an engagement member for keeping the accessory device in a standing cradled state.

10. The accessory device of claim 9 , wherein the engagement member includes the magnetic force generator for adjusting the cradling angle of the cradle.

11. The accessory device of claim 9 , wherein the engagement member adjusts the cradling angle of the cradle according to engagement with or removal from a protrusion formed in the third area.

12. The accessory device of claim 1 , wherein an exposure hole is formed in the first area or the second area, the exposure hole being configured to expose one of a camera module and a microphone provided in the electronic device.

13. The accessory device of claim 1 , wherein the third area faces different parts of the second area according to a closed state or a cradled state.

14. The accessory device of claim 1 , wherein the second and third areas include an engagement member being configured to generate a force that maintains engagement between the second and third areas, when the second and third areas face each other.

15. The accessory device of claim 14 , wherein the engagement member includes a magnetic force generator, and a third magnet member in the second area, for opening and closing the first, second, and third areas by a magnetic force generated by contacting with the second magnet member.

16. The accessory device of claim 1 , wherein the second magnet member is a permanent magnet with repeated N and S poles, and wherein the at least one first magnet member is a metal plate.

17. The accessory device of claim 1 , wherein the at least one first magnet member is a permanent magnet with repeated N and S poles, and wherein the second magnet member is a metal plate.

18. The accessory device of claim 1 , wherein the cradling angle is stationary with respect to the second area, when the cradling angle is adjusted.

19. An accessory device comprising: a first area, wherein the first area includes at least two reinforcement portions; a second area rotatably coupled to a first edge of the first area, the second area having a front surface configured to mount to a rear surface of an electronic device and being bendable; and a third area rotatably coupled to a second edge of the first area, and a first magnet member and a second magnet member facing the first magnet member wherein when the second area is bent: the second area rotates about the first edge, a portion of the front surface smaller than an entire front surface supports the electronic device, and the third area rotates about the second edge so that a portion of the third area is in overlapping contact with a portion of the second area, forming a cradle for the electronic device, wherein the first area includes at least one connection portion for bending the first area, wherein an angle of the cradle is adjusted by movement of a magnetic force generated from the first and second magnet members, wherein the first magnet member is included inside the second area, wherein the second magnet member is included inside the third area facing the first magnet member, configured to adjusting a cradling angle of the cradle by facing the first magnet member and sliding under the first magnet member, wherein an magnetic force generator of the accessory device includes the first magnet member and the second magnet member facing the first magnet member, and wherein the cradling angle is adjusted by sliding movement of a magnetic force generated from the first and second magnet members.

20. The accessory device of claim 19 , wherein the connection portion is a connection groove for bending the first area.

21. The accessory device of claim 19 , further comprising first and second rotation connectors among the first, second, and third areas, for rotating the first, second, and third areas.

22. The accessory device of claim 19 , wherein the second area is disposed at one end of the first area and the third area is disposed at another end of the first area.

23. The accessory device of claim 19 , wherein the first, second, and third areas include at least one of a keyboard, a sensor pattern, a conductive pattern, an antenna, a wireless charging circuit, a display, a battery cover, a protection cover, and a flip cover.

24. The accessory device of claim 19 , wherein the first, second, and third areas are used as both a stand cradle and a typing cradle, or either of the stand cradle and the typing cradle.

25. The accessory device of claim 19 , wherein the first area is detachably engaged with the rear surface of the electronic device and the second area includes one of a keyboard, a sensor pattern, a conductive pattern, an antenna, a wireless charging circuit, a display, a battery cover, a protection cover, and a flip cover.

26. The accessory device of claim 19 , wherein the first area is detachably engaged with the rear surface of the electronic device and the second area is integrated with another electronic device.

27. The accessory device of claim 19 , further comprising a plurality of engagement members in the second area, for adjusting a cradling angle of the cradle according to engagement with or removal from a protrusion of the third area.

28. The accessory device of claim 19 , wherein the first area includes at least one of an engagement portion configured to attach the electronic device and a detachable member configured to attach or detach the electronic device.

29. The accessory device of claim 28 , wherein the at least one engagement portion is detachably engaged with a plurality of connectors of the electronic device and is electrically connected to the electronic device.

30. The accessory device of claim 28 , wherein the detachable member includes a detachable hook that is one of attached to and detached from an outer periphery of the electronic device.

31. The accessory device of claim 19 , wherein the second and third areas include an engagement member for generating a force that maintains engagement between the second and third areas, when the second and third areas face each other.

32. The accessory device of claim 31 , wherein the engagement member includes a magnetic force generator, and a third magnet member in the second area, for opening and closing the first, second, and third areas by a magnetic force generated by contacting with the second magnet member.

33. The accessory device of claim 19 , wherein the second magnet member is a permanent magnet with repeated N and S poles, and wherein the at least one first magnet member is a metal plate.

34. The accessory device of claim 19 , wherein the at least one first magnet member is a permanent magnet with repeated N and S poles, and wherein the second magnet member is a metal plate.